Home / 344,954-515,303

Finding the Third Proportional to 344,954 and 515,303

Calculator

Solution

The third proportional to 344,954 and 515,303 is: 769,775.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,954 : 515,303 = 515,303 : x
  2. Step 2: Convert to fraction form
    344,954/515,303 = 515,303/x
  3. Step 3: Cross multiply
    344,954x = 515,303 × 515,303
  4. Step 4: Simplify right side
    344,954x = 265,537,181,809
  5. Step 5: Solve for x
    x = 265,537,181,809/344,954
  6. Step 6: Final answer
    x = 769,775.63

Related Problems

Find third proportional to 172,477 and 257,651.50
Half scale
Find third proportional to 689,908 and 1,030,606
Double scale
Find third proportional to 344,956 and 515,306
Similar ratio
Find third proportional to 517,431 and 772,954.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.